Add *.swp to .gitignore
Don't run some crons by default, rejig timings.
Version 1.4.1.
Fix DB warning being shown by zurich-overdue-alert

A raw DateTime object was being passed as a parameter in an SQL
query, which was causing undefined behaviour and a warning
every time the Zurich overdue problems script was run.

The DateTime is now converted into a format suitable for use in
the query and the warning has gone.
Merge branch 'master' into issues/commercial/500-cobrand-reporting-issues